420 Primary Drive RK MXU Sealed Replacement Chain | Surron LBX | E Ride PRO TG Racing KTM 250 SX 2000–2008

KTM 250 SX 2000–2008

Ideal for routine maintenance or replacing a worn primary sprocket

You can just add a few links to your existing chain but it is always recommended to install a new chain when new sprockets are installed

Orange Hub

FITS (HIGHLIGHTED RED - FITS WARP 9 HUB ONLY)

420 Primary Drive RK MXU Sealed Replacement Chain | Surron LBX | E Ride PRO TG Racing KTM 250 SX 2000–2008Replacement Sealed RK MXU Chain for DirtyBike 420 Primary Chain Drive Keep your DirtyBike 420 Primary Chain Drive running smooth, quiet, and reliable with this direct replacement sealed RK MXU chain. Designed specifically for DirtyBike 420 primary belt to chain conversion kits, the RK MXU chain uses ultra thin U ring seals to create a narrow, low drag sealed chain that fits the tight primary drive space while delivering longer service life than a